Home / 5,185,688.44-7,155,394.08-2,893,843.60

Finding the Fourth Proportional to 5,185,688.44, 7,155,394.08 and 2,893,843.60

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Solution

The fourth proportional to 5,185,688.44, 7,155,394.08 and 2,893,843.60 is: 3,993,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,688.44 : 7,155,394.08 = 2,893,843.60 : x
  2. Step 2: Convert to fraction form
    5,185,688.44/7,155,394.08 = 2,893,843.60/x
  3. Step 3: Cross multiply
    5,185,688.44x = 7,155,394.08 × 2,893,843.60
  4. Step 4: Simplify right side
    5,185,688.44x = 20,706,591,363,885.89
  5. Step 5: Solve for x
    x = 20,706,591,363,885.89/5,185,688.44
  6. Step 6: Final answer
    x = 3,993,026.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.